| A | B |
| physiological ecologists | study evolution of ways organisms solve problems |
| behavioral ecologists | evolution of behaviors that allow survival & reproduction |
| population ecologists | deal with adaptation, extinction, distribution |
| community ecologists | concerned with interactions between species within ecological community |
| ecosystem ecologists | study of biotic & abiotic components of ecosystems & their interactions with each other |
| landscape ecologists | science of studying & improving the relationship between spacial pattern & ecological processes on a multitude of landscape scales & organizational levels |
| geographic ecologists | study of large geographic region |
| global ecologists | a subfield in ecology dealing with a relationship of organisms with one another and with the environment on a global scale |